Griffco Pulsation Dampeners
EnglishChinese (Simplified)FinnishFrenchGermanItalianJapaneseKoreanPortugueseSpanishTurkish
Griffco pulsation dampeners are designed to enhance the performance of the chemical feed systems by reducing harmful shock waves and delivering continuous chemical dosage at the injection point.

Pulsation Dampeners Features

  • 22 volumetric sizes available
  • Dampening effect +2.5%
  • Operating pressures up to 1000 psi (70 bar) - Metals, 150 psi (10 bar) - Plastics

Griffco Benefits

  • High reliability at affordable price
  • Robust, machined contruction
  • Made in USA

Materials of Construction

  • Noryl®, PVC, Polypropylene, PVDF, 316 SS
  • Diaphragm: EPDM (Standard); Viton®, Hypalon® (Optional)
  • Gauge & Charging Valves: Brass (Standard); 316 SS (Optional)


  • Types: NPT, BSPT, Union, Flange, Socket
  • 0 - 300 psi and 0 - 1000 psi
  • Sizes: 1/2", 3/4", 1" and 2"

Maximum Temperature

  • Polypropylene: 175°F
  • PVC: 140°F
  • PVDF: 225º F
  • Noryl: 225º F
  • 316SS: Diaphragm dependent


  • 0 - 160 psi (Standard)
  • 0 - 60 psi; 0 - 100 psi; 0 - 200 psi: 0-250 psi (optional)
  • Gauge port sizes of 1/8", 1/4", 1/2"

Griffco Pulsation Dampeners PD - Data Sheets

TitleDescriptionDate modifiedDownload
Data Sheet PD (US) Imperial04-05-2022 Download
Data Sheet PD (Spanish) Metric09-14-2020 Download

Griffco Pulsation Dampeners PD - IOM Manuals

TitleDescriptionDate modifiedDownload
IOM Manual PD (US) Imperial03-09-2022 Download

3D CAD Drawings Now Available

Three-dimensional CAD drawings are now available for you to download and use in your pumping system designs.

Pulsation Dampener Sizing Calculator

Sizing the pulsation dampener properly will help you prevent water hammer and reduce friction losses in your discharge line. Click below to use our Pulsation Dampener Sizing Calculator.

Share on linkedin
Share on twitter
Share on facebook

Find Your Local Distributor

Locate an authorized Griffco Valve distributor that can provide you with sales, customer service, and technical support.

Try our New Pulsation Dampener Calculator

Protect your pumping system with the correct size Pulsation Dampener from Griffco Valve. Use the Griffco Pulsation Dampener Calculator.